The FBI on Friday continued their search for missing Yale Student, Annie Marie Le, who was set to wed this weekend.
Posters of Le covered campus walls on Friday, she was last seen on Tuesday at the Yale research lab.
Authorities have been unable to find any evidence on surveillance tapes that the 24-year-old graduate student left the building that day, sources said, Hartford Courant reported.
Le's purse, cell phone, credit cards and money were found in her office.
The graduate student wrote a safety article earlier this year titled, Crime and Safety in New Haven which was published n February in a magazine produced by Yale's medical school.
Le is pursuing a joint doctoral and medical degree at Yale after graduating from the University of Rochester, where she met her fiancé and received her undergraduate degree in bioscience in 2007.
Le is to wed Huntington native Jonathan Widawsky, 24, a Columbia University graduate student in physics on Sunday morning.